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Home >> Subaru >> 1986 >> RX >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 1.8L 4-CYL & 1.8L 4-CYL Turbo - VINS [4,5,7] >> Engine Specifications >> Valve Timing Specifications

Valve Timing Specifications

VALVE TIMING SPECIFICATIONS

Application Specification In Degrees
1.8L OHC (Carbureted)
Intake
Open (BTDC)
Close (ABDC) 51°
Exhaust
Open (BBDC) 47°
Close (ABDC)
1.8L OHC (Fuel Injected Non-Turbo)
Intake
Open (BTDC) 12°
Close (ABDC) 58°
Exhaust
Open (BBDC) 58°
Close (ABDC) 12°
1.8L OHC (Turbo)
Intake
Open (BTDC)
Close (ABDC) 51°
Exhaust
Open (BBDC) 47°
Close (ABDC)